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Relation between phosphorus, nitrogen and potassium contents and the emergence rate of T1 (tiller in axils of the first leaf on main stem leaf) in wheat varieties having different adaptability to low ...
To estimate the site-specific optimal amount of nitrogen (N) to be applied as top-dressing (N top-dressing) at panicle initiation, we examined the effects of the amount of N accumulated in the abovegr...
A study was carried out to determine the most effective nitrogen fertilizer application rate for optimal tree growth, fruit quality, and leaf mineral content of the young citrus ‘Shiranuhi’ [‘Kiyomi’ ...
Field experiments were carried out at the Didactic and Experimental Farm in Swadzim (52o26’ N; 16o45’ E) near Poznań in the years 2004-2007. The experiment was carried out in a „split-plot” des...
Material for analyses was the spring oilseed rape ‘Margo’ seeds coming from a three-year experiment established at the Experiment Station of Cultivar Evaluation in Chrząstowo near Nakło (53...
The present study investigated the influence of FYM, 2- and 4-month composts and vermicomposts from FYM on the yield of Italian ryegrass, the content of nitrogen and the accumulation of this element i...
The aim of the studies was evaluation of brown coal ash produced by Power Plant Group Pątnów-Adamów-Konin for agricultural purposes. The subject matter was the estimation of the influence of fly ...
The effect of system mineral and organic-mineral fertilization on the humus content and humus fractions in mollic fl uvisols in condition of long-term fi eld experiment was studied. Forty years period...
The main objective of this work was to investigate the effect of soil bulk density on nutrient (N, P, K) assimilation and on cellular fluid pH of spring barley (Hordeum vulgare L.) with different leve...

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